User manual LOWRANCE X-55A

[. . . ] We backyourinvestment inquality productswithquick, expertserviceand in the United Statesand genuine Lowrance®replacement parts. Ifyou're Customer ServiceDepartyouhavequestions, please contacttheFactory ment usingourtoll-freenumber listed below. Use thefollowing toll-free number: How to Obtain Service 800-324-1356 Central time, except holidays. (Seethebackofthis flyer warranty details. ) Ifyourunitfailsandthefailureis not covered forcomplete that covers by theoriginal warranty, Lowrance hasa flat-rate repairpolicy There is a with the unit at thefactory. [. . . ] A surface temperature meter helps identifythe desired surface waterspawning temperatures for variousspecies. Bass and other fish eventually die out when stockedin lakes that remain too cold during the summer. While some fish haveawidertemperature tolerance than others, eachhas acertain range withinwhich it triesto stay. Schooling fish suspended overdeep waterlie at the level that provides this temperature. We assume theyare the most comfortable here. However, situations occur where it becomes necessary to increase or decreasethe sensitivity. Thistypicallyhappenswhen youwishtoseemore so an increase in sensitivity is indicated. Theprocedure to adjustit detail, is the samewhetherthe unit is in theautomatic or manual mode. Thesensitivitymenu hasleftand rightarrows, plus ahorizontal bar graph. The number abovethe INCarrow also shows thepercentage of sensitivity in use. As you press the key, the menu's bar graph will grow wider and the percentage will increase in value. You can also see the difference on the chart record as it scrolls. Whenthe sensitivity is at thedesired level, release the key. the To decrease sensitivity level, press the key adjacent to the leftarrow. When you reach either the maximum or minimum limit, a tone sounds. of Thetemperature waterinthe lake isseldom constantfrom topto bottom. (Seethepicture on the nextpage. ) Layers of different temperaturesform, andthe junction of awarmand cool layerofwateris called a thermocline. The depth and thickness of thethermocline can varywith the season or time of day. Thermoclines are important to fishermen because they are areas where fish are active. Many times baitfish will be above the thermocline while largergame fish will suspend in or justbelow it. TheX-55Acandetectthisinvisible layer inthewater, butthesensitivitywill probablyhaveto be turned up to see it. mode is off, the depth of thewaterwill affect the size and shape of the fish arch due to the cone angle diameter. For example, iftheconepasses overafish in shallow water, the signal displayed on the X-55A maynot arch at all. Thisis duetothenarrowconediameter and the resolution limitations of the display. PDF compression, OCR, web-optimization with CVISION's PdfCompressor 14 39 BOATS DIRECTION OF TRAVEL RANGE - Automatic When turned on for the first time, the X-55A automatically places the bottom signal in the lowerhalfofthe screen. The range cannot be changed manually whilethe unitis in automatic. RANGE- Manual TheX-55Agives youcontrol overtherange whenit's in themanual mode. To change the range, first make certain theX-55Ais in the manual mode. The range adjustmentmenu appears in the lower right corner of the display. __________________________________ The available ranges are 0-5, 10, 20, 30, 40, 60, 100, 150, ___________________________ 200, 300, 500, 800, and 1000 feet. [. . . ] Youcanturneachdigitaldisplayon as desired or turn all of them off, as desired. AUTO DEPTH to the IFT Ii 'TURN FASTRAK ON" label. The 'TURN FASTRAK OFF" label appears instead of the 'TURN FASTRAK ON" Iabel. r-. 28 r 36 To select the digital displays menu, firstpressthemenu key three times. Next, press the key adjacent to the "CONSTRUCT DIGITAL BOX" menu. [. . . ]